18451338

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{43313}}^1$

素因数の和:43389

約数の個数: 16

約数和(自身を含む): 37423296

約数和(自身を除く): 18971958

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 43313, 86626, 129939, 259878, 3075223, 6150446, 9225669, 18451338]

約数ペア:

[(1, 18451338), (2, 9225669), (3, 6150446), (6, 3075223), (71, 259878), (142, 129939), (213, 86626), (426, 43313)]